Practice Questions

TLS Online TPP Program

#Question id: 4128

Which of the following statements about tRNA molecules is false?

#SCPH28 | Zoology

A, C, G, and U are the only bases present in the molecule.
Although composed of a single strand of RNA, each molecule contains several short, double-helical regions.
Any given tRNA will accept only one specific amino acid.
The amino acid attachment is always to an A nucleotide at the 3' end of the molecule.

More Questions

TLS Online TPP Program

#Question id: 2737

#SCPH05 I Biotechnology

The linking number (Lk) of a closed-circular, double-stranded DNA molecule is changed by:

TLS Online TPP Program

#Question id: 2738

#SCPH05 I Biotechnology

Which of the following function is not served by DNA packaging?

TLS Online TPP Program

#Question id: 2739

#SCPH05 I Biotechnology

With respect to remodeling complex of nucleosome, which of the following is not true?

TLS Online TPP Program

#Question id: 2740

#SCPH05 I Biotechnology

Escherichia coli use antisense regulation to switch the expression of outer membrane proteins. Antisense _____________.

TLS Online TPP Program

#Question id: 2741

#SCPH05 I Biotechnology

Regulatory proteins bind to ___________________.

TLS Online TPP Program

#Question id: 2742

#SCPH05 I Biotechnology

In the beads on a string model, the bead is made up of __________